Users can select and display one of the following tabs in the Reader page's side panel:
- Table of contents : where users can navigate topics and use the Search in document search bar.
- Related links: where users can consult a list of suggested reading added by a content publisher.
- Attachments: where users can access one or multiple map attachments added by a content publisher.
- Bookmarks: where authenticated users can view the bookmarks that they added to the document.